11613321606 has 32 divisors (see below), whose sum is σ = 23352282720. Its totient is φ = 3850205184.

The previous prime is 11613321593. The next prime is 11613321611. The reversal of 11613321606 is 60612331611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406466 + ... + 1414698.

It is an arithmetic number, because the mean of its divisors is an integer number (729758835).

Almost surely, 2^11613321606 is an apocalyptic number.

11613321606 is an abundant number, since it is smaller than the sum of its proper divisors (11738961114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11613321606 is a wasteful number, since it uses less digits than its factorization.

11613321606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9480.

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 11613321606 in words is "eleven billion, six hundred thirteen million, three hundred twenty-one thousand, six hundred six".